409 3rd St is a 1,575 square foot house on a 6,000 square foot lot with 5 bedrooms and 3 bathrooms. - it last sold on May 04, 1998 for $18,000. Based on Redfin's Key Largo data, we estimate the home's value is $733,803.
Single-familyProperty Type
2021Year Built
6,000 sq ftLot Size
$466Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$733,803
$716K since sold in May 1998$18K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 26.4% lower than the average sale price ($997K) of 6 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning
IS
III
Improved Subdivision District
The purpose of the IS district is to accommodate the legally vested residential development rights of the owners of lots in subdivisions that were lawfully established and improved prior to the adoption of this LDC. For the purpose of this section, improved lots are those that are served by a dedicated and accepted existing road of porous or nonporous material, that have an approved potable water supply, and that have sufficient uplands to accommodate the proposed use in accordance with the required setbacks. This district is not intended to be used for new land use districts of this classification within the county.
Zone overlays
Tier III Overlay District
Permitted uses
Include but are not limited to:
Housing-Multiple units
Infrastructure
Property details
Interior
Bathroom Information
# of Full Baths: 3
Heating & Cooling
Heating Type: Forced Air
Exterior
Exterior Information
Physical Condition: Good
Foundation Type: Concrete
Exterior Wall: Custom
Roof Shape Type: Gable/Hip
Property Information
Subdivision Name: LARGO SOUND VILLAGE
Living Sq. Ft: 1,575
Gross Sq. Ft: 5,160
Building Sq. Ft: 1,575
# of Stories: 2
Legal Description: BK 4 LT 16 LARGO SOUND VILLAGE KEY LARGO OR445-379 OR584-249 OR773-317 OR796-2244 OR829-658 OR871-31 OR898-2417OR1512-1762 OR2834-1792F/J OR2879-1446/47
Lot Information
# of Buildings: 1
Land Sq. Ft: 6,000
Legal Lot Number: 16
Legal Block Number: 4
Municipality Type: KLG
Municipality Name: KEY LARGO FROM SOUTH BAY HARBO
Acres: 0.1377
Depth Footage: 100
Front Footage: 60
Zoning Code: IS
County Use Description: SINGLE FAMILY RES
State Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2025
Tax District County: KEY LARGO FROM SOUTH BAY HARBO
Tax Area: SOUTH KEY LARGO MUNICIPAL SERV
Public facts
Beds: 5
Baths: 3.0
Sq. Ft.: 1,575
Stories: 2.0
Lot Size: 6,000 square feet
Style: Single Family Residential
Year Built: 2021
Year Renovated: 2021
County: Monroe County
APN: 1161 39 00474620000000
Home facts updated by county records on Jul 10, 2026
Around this home
Schools
Key Largo School
Public PreK-8 • Assigned • 1.0mi
8/10
Coral Shores High School
Public 9-12 • Assigned • 13.6mi
5/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
8/10 Flood Factor
Estimated 80%+ chance of a flood reaching the building in the next 30 years
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
10/10 Heat Factor
7 days above 107° expected this year, 31 days in 30 years
10/10 Wind Factor
99% chance of strong winds in next 30 years
2/10 Air Factor
1 unhealthy days expected this year, 1 days in 30 years
Provided by First Street
Historical weather
Key Largo, FL • 33037
Average low and high temperatures (°F)
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68
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Sun exposure
In this area, properties receive around 9.4 hours in
June and 7 hours in December, placing it above the
U.S. average for solar exposure.